russia condemned the actions. proseparatist groups announced a mobilization of the forces and ukrainian officials say a group of military advisers from the organization of security and corporation in europe or osce, was taken hostage on friday by pro-russian militants. the detained observers appeared in public for the first time today and said they were not mistreated but so far they were not released. and if russia sends in troops under the pretense of a peace keeping operation, the ukrainian military will fight them. the obama organization has been focused on sanctions with european partners. peter alexander is traveling with the president in russia and filed this report. >> reporter: jonathan, good sunday morning to you from what is a very steamy kuala. president obama, his first comments publicly since the u.s. and g7 leaders indicated further targeted sanctions against russia. president obama praising the ukrainian leadership for their efforts to disarm. but says russia has not lifted a finger to help. presid